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path: root/sound/pci/ac97/ac97_patch.c
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Diffstat (limited to 'sound/pci/ac97/ac97_patch.c')
-rw-r--r--sound/pci/ac97/ac97_patch.c86
1 files changed, 11 insertions, 75 deletions
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index 025c1666c1fc..64cc39dd2008 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -41,12 +41,9 @@ static int patch_build_controls(struct snd_ac97 * ac97, const struct snd_kcontro
static void reset_tlv(struct snd_ac97 *ac97, const char *name,
const unsigned int *tlv)
{
- struct snd_ctl_elem_id sid;
struct snd_kcontrol *kctl;
- memset(&sid, 0, sizeof(sid));
- strcpy(sid.name, name);
- sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
- kctl = snd_ctl_find_id(ac97->bus->card, &sid);
+
+ kctl = snd_ctl_find_id_mixer(ac97->bus->card, name);
if (kctl && kctl->tlv.p)
kctl->tlv.p = tlv;
}
@@ -57,12 +54,11 @@ static int ac97_update_bits_page(struct snd_ac97 *ac97, unsigned short reg, unsi
unsigned short page_save;
int ret;
- mutex_lock(&ac97->page_mutex);
+ guard(mutex)(&ac97->page_mutex);
page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK;
snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page);
ret = snd_ac97_update_bits(ac97, reg, mask, value);
snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save);
- mutex_unlock(&ac97->page_mutex); /* unlock paging */
return ret;
}
@@ -301,7 +297,7 @@ static int patch_yamaha_ymf7x3_3d(struct snd_ac97 *ac97)
err = snd_ctl_add(ac97->bus->card, kctl);
if (err < 0)
return err;
- strcpy(kctl->id.name, "3D Control - Wide");
+ strscpy(kctl->id.name, "3D Control - Wide");
kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 9, 7, 0);
snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
err = snd_ctl_add(ac97->bus->card,
@@ -894,7 +890,7 @@ static int patch_sigmatel_stac9700_3d(struct snd_ac97 * ac97)
err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97));
if (err < 0)
return err;
- strcpy(kctl->id.name, "3D Control Sigmatel - Depth");
+ strscpy(kctl->id.name, "3D Control Sigmatel - Depth");
kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 2, 3, 0);
snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
return 0;
@@ -909,13 +905,13 @@ static int patch_sigmatel_stac9708_3d(struct snd_ac97 * ac97)
err = snd_ctl_add(ac97->bus->card, kctl);
if (err < 0)
return err;
- strcpy(kctl->id.name, "3D Control Sigmatel - Depth");
+ strscpy(kctl->id.name, "3D Control Sigmatel - Depth");
kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 0, 3, 0);
kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97);
err = snd_ctl_add(ac97->bus->card, kctl);
if (err < 0)
return err;
- strcpy(kctl->id.name, "3D Control Sigmatel - Rear Depth");
+ strscpy(kctl->id.name, "3D Control Sigmatel - Rear Depth");
kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 2, 3, 0);
snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
return 0;
@@ -979,12 +975,11 @@ static int snd_ac97_stac9708_put_bias(struct snd_kcontrol *kcontrol, struct snd_
struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
int err;
- mutex_lock(&ac97->page_mutex);
+ guard(mutex)(&ac97->page_mutex);
snd_ac97_write(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
err = snd_ac97_update_bits(ac97, AC97_SIGMATEL_BIAS2, 0x0010,
(ucontrol->value.integer.value[0] & 1) << 4);
snd_ac97_write(ac97, AC97_SIGMATEL_BIAS1, 0);
- mutex_unlock(&ac97->page_mutex);
return err;
}
@@ -3431,11 +3426,7 @@ static const char * const follower_sws_vt1616[] = {
static struct snd_kcontrol *snd_ac97_find_mixer_ctl(struct snd_ac97 *ac97,
const char *name)
{
- struct snd_ctl_elem_id id;
- memset(&id, 0, sizeof(id));
- id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
- strcpy(id.name, name);
- return snd_ctl_find_id(ac97->bus->card, &id);
+ return snd_ctl_find_id_mixer(ac97->bus->card, name);
}
/* create a virtual master control and add followers */
@@ -3444,7 +3435,6 @@ static int snd_ac97_add_vmaster(struct snd_ac97 *ac97, char *name,
const char * const *followers)
{
struct snd_kcontrol *kctl;
- const char * const *s;
int err;
kctl = snd_ctl_make_virtual_master(name, tlv);
@@ -3454,20 +3444,7 @@ static int snd_ac97_add_vmaster(struct snd_ac97 *ac97, char *name,
if (err < 0)
return err;
- for (s = followers; *s; s++) {
- struct snd_kcontrol *sctl;
-
- sctl = snd_ac97_find_mixer_ctl(ac97, *s);
- if (!sctl) {
- dev_dbg(ac97->bus->card->dev,
- "Cannot find follower %s, skipped\n", *s);
- continue;
- }
- err = snd_ctl_add_follower(kctl, sctl);
- if (err < 0)
- return err;
- }
- return 0;
+ return snd_ctl_add_followers(ac97->bus->card, kctl, followers);
}
static int patch_vt1616_specific(struct snd_ac97 * ac97)
@@ -3720,7 +3697,7 @@ static int snd_ac97_vt1618_UAJ_get(struct snd_kcontrol *kcontrol,
unsigned short datpag, uaj;
struct snd_ac97 *pac97 = snd_kcontrol_chip(kcontrol);
- mutex_lock(&pac97->page_mutex);
+ guard(mutex)(&pac97->page_mutex);
datpag = snd_ac97_read(pac97, AC97_INT_PAGING) & AC97_PAGE_MASK;
snd_ac97_update_bits(pac97, AC97_INT_PAGING, AC97_PAGE_MASK, 0);
@@ -3729,7 +3706,6 @@ static int snd_ac97_vt1618_UAJ_get(struct snd_kcontrol *kcontrol,
vt1618_uaj[kcontrol->private_value].mask;
snd_ac97_update_bits(pac97, AC97_INT_PAGING, AC97_PAGE_MASK, datpag);
- mutex_unlock(&pac97->page_mutex);
ucontrol->value.enumerated.item[0] = uaj >>
vt1618_uaj[kcontrol->private_value].shift;
@@ -3937,43 +3913,3 @@ static int patch_lm4550(struct snd_ac97 *ac97)
ac97->res_table = lm4550_restbl;
return 0;
}
-
-/*
- * UCB1400 codec (http://www.semiconductors.philips.com/acrobat_download/datasheets/UCB1400-02.pdf)
- */
-static const struct snd_kcontrol_new snd_ac97_controls_ucb1400[] = {
-/* enable/disable headphone driver which allows direct connection to
- stereo headphone without the use of external DC blocking
- capacitors */
-AC97_SINGLE("Headphone Driver", 0x6a, 6, 1, 0),
-/* Filter used to compensate the DC offset is added in the ADC to remove idle
- tones from the audio band. */
-AC97_SINGLE("DC Filter", 0x6a, 4, 1, 0),
-/* Control smart-low-power mode feature. Allows automatic power down
- of unused blocks in the ADC analog front end and the PLL. */
-AC97_SINGLE("Smart Low Power Mode", 0x6c, 4, 3, 0),
-};
-
-static int patch_ucb1400_specific(struct snd_ac97 * ac97)
-{
- int idx, err;
- for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_ucb1400); idx++) {
- err = snd_ctl_add(ac97->bus->card, snd_ctl_new1(&snd_ac97_controls_ucb1400[idx], ac97));
- if (err < 0)
- return err;
- }
- return 0;
-}
-
-static const struct snd_ac97_build_ops patch_ucb1400_ops = {
- .build_specific = patch_ucb1400_specific,
-};
-
-static int patch_ucb1400(struct snd_ac97 * ac97)
-{
- ac97->build_ops = &patch_ucb1400_ops;
- /* enable headphone driver and smart low power mode by default */
- snd_ac97_write_cache(ac97, 0x6a, 0x0050);
- snd_ac97_write_cache(ac97, 0x6c, 0x0030);
- return 0;
-}
generated by cgit (git 2.34.1) at 2025-12-26 13:09:54 +0000